Vaccination is associated with a nearly halving (40 percent drop) in the risk of Alzheimer’s disease over four years.

Climate change isn't solely a matter of warming air and seas, it affects kids both mentally and physically.

Blood clots (also called deep vein thrombosis most often occur in people who can't move around well or who have had recent surgery or an injury.

COPD (chronic obstructive pulmonary disease) is a group of lung diseases that make it hard to breathe and get worse over time.